The research aimed at learning the impact of Basic Principles of Islamic Consuming toward the Implementation of the Islamic Consuming Behaviour of The Students of Islamic Faculty of Universitas Muhammadiyah Yogyakarta. The basic principles of Islamic consuming researched included the principles of sharia, quantity, social, environment, an the ethics of Islamic consuming behaviour. The sample used in the research were 100 university students. The research using questionnaire as the data collecting technique. The analysis was conducted using Double Linear Regression. The research result indicated that all principle had positive impact towardthe implementation of Islamic consuming behaviour of the students of Islamic Faculty of Universitas Muhammadiyah Yogyakarta. The environment principles were the most dominant principles of the six principles.